Patent · US Expired

Piperazinyl derivatives and methods of treating central nervous system ailments relating to the 5-HT.sub.2 receptor system

US5246935A · kind A · utility

19Cited by
6References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 13, 1991
Grant dateSep 21, 1993
Priority date
Expiry dateAug 13, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D319/18
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Piperazinyl derivatives of the general formula I ##STR1## wherein R.sup.1 represents substituted phenyl, 1- or 2-diazanaphthyl, azadiazanaphtyl or diazanaphtyl groups; n is 1, 2, 3 or 4; X is --O-- or ##STR2## wherein R.sup.2 is hydrogen, C.sub.1-6 -alkyl or C.sub.3-8 -cycloalkyl; Y is .dbd.O or .dbd.S or .dbd.NZ wherein Z is hydrogen, C.sub.1-6 -alkyl or --CN and R.sup.3 is selected from a group consisting of various structures have been found to exhibit high affinity for various receptor subtypes including the 5-HT.sub.2 receptor, the 5-HT.sub.1A receptor, the alpha.sub.1 receptor the dopamine receptor or a combination of these and may therefore be useful for treating CNS system, cardiovascular system and gastrointestinal disorders.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.